Polyatomic Ions Memorization Quiz

What is the charge on the nitrate ion according to the 'add trick'?

• Negative three

• Positive one

• Negative two

• Negative one

What does the 'add trick' stand for in the context of naming polyatomic ions?

• Add, Subtract, Multiply

• One, Two, Three

• Alpha, Beta, Gamma

• At, It, Id

Which of the following is a polyatomic ion of the sulfur family?

• Phosphate

• Chlorate

• Nitrate

• Sulfate

What does the 'papa trick' help to memorize in the context of halogens?

• Formulas of ions

• Names of ions

• Charges of ions

• Atomic numbers

How does the addition of a hydrogen ion affect the charge of a polyatomic ion?

• Decreases by one

• Doubles

• Increases by one

• Remains the same

Which ion is formed when a hydrogen ion is added to carbonate?

• Carbonate

• Phosphate

• Bicarbonate

• Sulfate

What is the formula for the chromate ion?

• Cr2O7

• MnO4

• CrO4

• SO4

What is the charge on the permanganate ion?

• Negative one

• Negative two

• Positive two

• Positive one

Which of the following is a common polyatomic ion with a negative two charge?

• Cyanide

• Chlorate

• Thiosulfate

• Ammonium

Which ion is known as NH4?

• Hydroxide

• Nitrate

• Sulfate

• Ammonium